Maybe it helps us understand moral revolutions of the past, but what use is honour for today’s morality? Philosopher Kwame Anthony Appiah explains.
How do you detect planets orbiting stars light-years away from us and can you really tell what they are like? Harvard astronomer Dimitar Sasselov thinks that he can.
Writer and performer Anna Chen asks how much is the silver screen to blame for our tendency to stereotype East Asian nations.
SIXTY SECOND IDEA TO CHANGE THE WORLD
In our 60 Second Idea astronomer Dimitar Sasselov, would like to force all telephone and data-carrying companies to separate voice and data transmissions and make the voice part free. This would make us all talk a lot more to each other, it would force us to actually focus on the person we're communicating with as opposed to the continuous partial inattention that seems to be inherent in email or Twitter.
IN NEXT WEEK'S PROGRAMME
In next week’s programme: a completely new way to getting humans to the stars, with someone who should know, former astronaut Franklin Chang-Diaz; American dominance of the Pacific, past and future, with historian Bruce Cummings and Hong-Kong born writer Po Wah Lam talks about a long-vanished grasshopper world.